Francisca Romana Marqués López (9 March 1888 – 26 July 1962), better known as Raquel Meller, was a Spanish diseuse, cuplé, and tonadilla singer and actress.She was an international star in the 1920s and 1930s, appearing in several films and touring Europe and the Americas. A vaudeville performer, she sang the original versions of well known songs such as "La Violetera" and "El relicario", both written by José Padilla Sánchez.
Conchita Montenegro (born Concepción Andrés Picado; September 11, 1911 – April 22, 2007) was a Spanish model, dancer, stage and screen actress. She was educated in a convent in Madrid.
María de la Concepción Piquer López (13 December 1906 – 12 December 1990), better known as Concha Piquer (and sometimes billed as Conchita Piquer), was a Spanish singer and actress. She was known for her work in the copla form, and she performed her own interpretations of some of the key pieces in the Spanish song tradition, mostly works of the mid-20th century trio of composers Antonio Quintero, Rafael de León y Manuel Quiroga.